Haier LT32F6, Service Manual

Page: 46 / 63

46
10. Schematic Diagram
10.1 Main Board
715G3805M01001005K
04. POWER-1
C713
22uF 10V
EU MT5363 - 4 LAYERS
AV33
C714
22uF 10V
Vout=0.8x (1+31.5K/10K) = 3.32V for MP2212
R719
1.5K +-1% 1/10W
R722
10K 1/10W 1%
C722
560pF 50V
L702
4.7uH
1 2
FB706
220R/2000mA
FB
1
GND
2
IN
3
BS
4
VCC
5
SW
6
SW
7
EN/SY NC
8
Thermal Pad
9
U702
MP2212DN
R723
30K 1/10W 1%
C716
100N 50V
C718
100N 50V
DV33
C724
22uF 10V
+5V_SW
R725
0R05 1/10W C726
22uF 10V
D704 BAS316
R726
0R05 1/10W
C727 1UF16V
C711
100N 50V
SMD/0402
1
2
D702
SS3P4 C728
22uF 10V
R727
0R05 4A 1/4W
STAND_BY
OPWRSB
Vout=0.8x (1+4K/10K) = 1.12V for MP2212
SMD/0402
SMD/0402
C729
10uF 16V
C733
1UF16V
R731
56R 1/10W 1%
VIN
3
VOUT
2
GN
D
/A
D
J
1
U703
G1117T43Uf
R717
120R 1% 1/10W
1 2
FB707
220R/2000mA
DV18_DDR
DV33
C730
100N 16V
1 2
FB703 NC/220R/2000mA
R714
4.7K1/16W
+ C734
100UF 25V
R711
22KOHM 1/10W
R712
1K1/16W
Vout=1.25x (1+56/120)= 1.833V
T
P
704
R707
10K1/16W
R708
33K 1/10W
C708
100N 16V
1 2
FB704
220R/2000mA
+ C702
470UF 10V
R718
1K 1/10W 1%
R721
10K 1/10W 1%
1
2
3
4
5
6
7
8
9
10
11
12
13
CN701
CONN
R705 2K7 1/16W 5%
R704 100OHM1/16W
T
P
706
C720
560pF 50V
R703
-5% 1/8W
T
P
703
3
2
1
Q701
BC847C
1 2
FB705
220R/2000mA
T
P
705
T
P
702
FB
1
GND
2
IN
3
BS
4
VCC
5
SW
6
SW
7
EN/SY NC
8
Thermal Pad
9
U701
MP2212DN
C715
100N 50V
L701
4.7uH
3
2
1
Q702
BC847C
R713
NC/1K1/16W
D
1
D
2
G
3
S
4
D
5
D
6
Q703
AO6415
T
P
701
R701
22KOHM 1/10W
C705 1UF16V
Q705
BC847C
C709
1UF16V
T
P
707
1 2
FB701 120R/3000mA
1 2
FB702 120R/3000mA
DV33
R720
3K 1/10W 1%
C717
100N 50V
R710 1K1/16W
C719
22uF 10V
C712
10U 10V
D
1
D
2
D
3
G
4
S
5
D
6
D
7
D
8
Q704
AON4421
R702 33K 1/10W
C706 1UF16V
+5V_SW +5V_STB
+12V/5V
+24V
+5V_STB +5V1_TUN
+5V_STB STB_PWR5V
DV11
+5V_SW DV33
+5V_STB
+5V_SW +5V1_TUN
+24V 12,15
GND 5,6,7,8,9,10,11,12,13,14,15,16
+12V/5V 5,10,12,15
BRIGHT_ADJ 16
STAND_BY 11
DV11 7
DV18_DDR 9
+5V_SW 8,10,11,12,13,14,15,16
OPWRSB 10
INVERTER_ON_OFF 16
DV33SB 5,10,13,14,15,16
DV33 5,6,7,8,10,11,13,14,15,16
+5V_STB 5,8,10,15
+5V1_TUN 5
R716
0R05 1/10W
STAND_BY:
Normal: Low
Stand_by: High
STAND_BY
SMD/0402
INVERTER_ON_OFF:
Normal: High
Stand_By: Low
AV33 8,14,16
AV33
BRIGHT_ADJ
STANDBY:
Normal: High
Stand_by: Low
C723
22uF 10V
+5V_STB
BRIGHT_ADJ
STANDBY
R715
0R05 1/10W
D703 BAS316
+24V
EC080-35 も础
STB_PWR5V
C725 1UF16V
SMD/0402
The item of this page start from "701"
C701
NC/22U 10V
INVERTER_ON_OFF
SMD/0402
STANDBY
+5V1_TUN
INVERTER_ON_OFF
5V_SW ON/OFF):
Norm al: High
Stand_By: Low
STANDBY
C707
100N 50V
SMD/0402
+12V/5V
GND DV11
+5V_STB TO +5V_SW BY DV11
BRIGHT_ADJ:
Normal:Max:+3V3, Min:0V
Stand_By:0V
DV18_DDR
DV11
+5V_SW
DV33SB
SMD/0402
STANDBY:
Normal: High
Stand_by: Low
DC POWER INPUT
C721
22uF 10V
1
2
D701
NC/SS3P4
SMD/0402
OPWRSB